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Finding the Fourth Proportional to 44,866,912.40, 67,300,368.60 and 44,583,477.20

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Solution

The fourth proportional to 44,866,912.40, 67,300,368.60 and 44,583,477.20 is: 66,875,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,866,912.40 : 67,300,368.60 = 44,583,477.20 : x
  2. Step 2: Convert to fraction form
    44,866,912.40/67,300,368.60 = 44,583,477.20/x
  3. Step 3: Cross multiply
    44,866,912.40x = 67,300,368.60 × 44,583,477.20
  4. Step 4: Simplify right side
    44,866,912.40x = 3,000,484,449,029,696
  5. Step 5: Solve for x
    x = 3,000,484,449,029,696/44,866,912.40
  6. Step 6: Final answer
    x = 66,875,215.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.